M20/21 GASKETS
!

GASKET UNDER BOWLERHAT

15-4316
!
Gasket for the central clutch cover

FELT WASHER

42-7504
!
Fits all primary chaincases on separate gearbox BSA's

M20/21 HEADGASKET

66-0058
!

GASKET TIMING COVER B31/32/33/34, M20/21/33

66-1920
!

CORK SLEEVE ON CLUTCH SHAFT

66-3813
!

CORK GASKET PRIMARY CHAINCASE M20/21

66-7514
!

Also B31/32/33/34 with steel primary chaincase.
NOT C11G

GASKET PRIMARY CHAINCASE TO CRANKCASE

66-7575
!
B and M models

M20/21 1938/49

PKS318BSA
!
Full engine set

M20/21 1950/61

PKS319BSA
!
Full engine set